code: def test_memory_latency():
      # requires cacheline < 16
      szs = [int(1.3**x) for x in range(20, 70)]
      return [
          (
              ndata,
              buf_cache_hierarchy_pchase(
                  ndata, NCOMP=16, steps=128 * 1024
              ),
          )
          for ndata in tqdm(szs)
      ]
  
file_path: tinygrad/extra/archprobe.py
imports: import numpy
  import pickle
  from tinygrad.runtime.ops_gpu import CLProgram, CLBuffer
  from tinygrad import dtypes
  from tqdm import trange, tqdm
  from matplotlib import pyplot
label_desc: Use image node_id 7 for calling a global function with example usage: test_memory_latency() and returns: unknown